Glenn Close arrives at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Jimmy Fallon, left, and Justin Timberlake arrive at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

James Franco arrives at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Mary Elizabeth Ellis, left, and Charlie Day arrive at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Melissa McCarthy arrives at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Betty White arrives at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Jimmy Fallon, left, and Justin Timberlake arrive at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Justin Timberlake, from left, Billy Crystal and Jimmy Fallon arrive at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Gabourey Sidibe arrives at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Horatio Sanz arrives at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Will Ferrell arrives at the Saturday Night Live 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Elvis Costello attends the SNL 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Andy Kropa/Invision/AP)

Actor Eddie Murphy and former Gov. of Alaska, Sarah Palin, greet each other on the red carpet at the SNL 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Evan Agostini/Invision/AP)

Jimmy Fallon attends the SNL 40th Anniversary Special at Rockefeller Plaza on Sunday, Feb. 15, 2015, in New York. (Photo by Andy Kropa/Invision/AP)

NEW YORK, NY - FEBRUARY 15: John Goodman attends SNL 40th Anniversary Celebration at Rockefeller Plaza on February 15, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

NEW YORK, NY - FEBRUARY 15: Lance Bass attends SNL 40th Anniversary Celebration at Rockefeller Plaza on February 15, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

NEW YORK, NY - FEBRUARY 15: Cuba Gooding Jr. attends SNL 40th Anniversary Celebration at Rockefeller Plaza on February 15, 2015 in New York City. (Photo by Larry Busacca/Getty Images)

NEW YORK, NY - FEBRUARY 15: Michael Douglas and Catherine Zeta-Jones attend the SNL 40th Anniversary Celebration at Rockefeller Plaza on February 15, 2015 in New York City. (Photo by Gary Gershoff/WireImage)

NEW YORK, NY - FEBRUARY 15: Betty White attends SNL 40th Anniversary Celebration at Rockefeller Plaza on February 15, 2015 in New York City. (Photo by Larry Busacca/Getty Images)